Question

The total weight of 36 packets of crisps is 864 grams. There are 505 calories in 100 grams of crisps. Work out how many calories are there in one packet of crisps. 1​

Answer 1

121.2 calories.

Explanation:

Weight of one packet of crisps = 864/36

= 24 grams.

So, by proportion, the number of calories in one packet

= 24 * 505/100

= 121.2 calories.